RHSA-2020:4056: Important: qemu-kvm security update

Published Sep 29, 2020
·
Updated

Kernel-based Virtual Machine (KVM) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM.Security Fix(es): QEMU: usb: out-of-bounds r/w access issue while processing usb packets (CVE-2020-14364) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Affected Software

8 affected componentsFixes available
redhat/qemu-kvm<0.12.1.2-2.506.el6_10.8
0.12.1.2-2.506.el6_10.8
redhat/qemu-guest-agent<0.12.1.2-2.506.el6_10.8
0.12.1.2-2.506.el6_10.8
redhat/qemu-img<0.12.1.2-2.506.el6_10.8
0.12.1.2-2.506.el6_10.8
redhat/qemu-kvm<0.12.1.2-2.506.el6_10.8
0.12.1.2-2.506.el6_10.8
redhat/qemu-kvm-debuginfo<0.12.1.2-2.506.el6_10.8
0.12.1.2-2.506.el6_10.8
redhat/qemu-kvm-tools<0.12.1.2-2.506.el6_10.8
0.12.1.2-2.506.el6_10.8
redhat/qemu-guest-agent<0.12.1.2-2.506.el6_10.8
0.12.1.2-2.506.el6_10.8
redhat/qemu-kvm-debuginfo<0.12.1.2-2.506.el6_10.8
0.12.1.2-2.506.el6_10.8

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/qemu-kvm to a version that resolves this vulnerability.

    Fixed in 0.12.1.2-2.506.el6_10.8
  2. Upgrade

    Upgrade redhat/qemu-guest-agent to a version that resolves this vulnerability.

    Fixed in 0.12.1.2-2.506.el6_10.8
  3. Upgrade

    Upgrade redhat/qemu-img to a version that resolves this vulnerability.

    Fixed in 0.12.1.2-2.506.el6_10.8
  4. Upgrade

    Upgrade redhat/qemu-kvm-debuginfo to a version that resolves this vulnerability.

    Fixed in 0.12.1.2-2.506.el6_10.8
  5. Upgrade

    Upgrade redhat/qemu-kvm-tools to a version that resolves this vulnerability.

    Fixed in 0.12.1.2-2.506.el6_10.8

Event History

Jul 26, 2026
Advisory Published
via Red Hat·12:25 PM
Data Sourced
via Red Hat·12:25 PM
RemedyDescriptionAffected Software

Frequently Asked Questions

1

What is the severity of RHSA-2020:4056?

The severity of RHSA-2020:4056 is classified as important.

2

How do I fix RHSA-2020:4056?

To fix RHSA-2020:4056, you should update the affected packages to version 0.12.1.2-2.506.el6_10.8 or later.

3

What are the affected packages for RHSA-2020:4056?

The affected packages for RHSA-2020:4056 include qemu-kvm, qemu-guest-agent, qemu-img, qemu-kvm-debuginfo, and qemu-kvm-tools.

4

Is RHSA-2020:4056 a local or remote vulnerability?

RHSA-2020:4056 is considered a local vulnerability.

5

What component is primarily impacted by RHSA-2020:4056?

The primary component impacted by RHSA-2020:4056 is the QEMU user-space component.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203